22331322021313 has 16 divisors (see below), whose sum is σ = 22630047897600. Its totient is φ = 22034397651840.

The previous prime is 22331322021293. The next prime is 22331322021329. The reversal of 22331322021313 is 31312022313322.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22331322021313 - 2⁹ = 22331322020801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22331322021413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50716818 + ... + 51155236.

It is an arithmetic number, because the mean of its divisors is an integer number (1414377993600).

Almost surely, 2^{22331322021313} is an apocalyptic number.

It is an amenable number.

22331322021313 is a deficient number, since it is larger than the sum of its proper divisors (298725876287).

22331322021313 is a wasteful number, since it uses less digits than its factorization.

22331322021313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440472.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 22331322021313 its reverse (31312022313322), we get a palindrome (53643344334635).

The spelling of 22331322021313 in words is "twenty-two trillion, three hundred thirty-one billion, three hundred twenty-two million, twenty-one thousand, three hundred thirteen".